Cedars-sinai. https://www.cedars-sinai.org/newsroom/typhus-vs-typhoid-fever-whats-the-difference/
Diakses pada 17 september 2019Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/typhoid-fever/symptoms-causes/syc-20378661
Diakses pada 17 September 2019WebMD. https://www.webmd.com/a-to-z-guides/what-is-typhus#1
Diakses pada 17 Setember 2019
WHO International. https://www.who.int/news-room/fact-sheets/detail/typhoid
Diakses pada 9 Desember 2020